Merge pull request 'Use the -m option in xfconf-query to monitor for changes' (#5) from rokosun-patch-1 into main

Reviewed-on: #5

bin/periodic/fix-theming

@@ -1,5 +1,8 @@
-#!/bin/sh
-sync_theme() {
+#!/bin/bash
+while read -r line; do
+
+	# Check if the system theme has been changed
+	if [ "$line" = 'set: /Net/ThemeName' ]; then
 		# Get the current system theme
 		theme=$(xfconf-query -c xsettings -p /Net/ThemeName)
 		# Find the best match for the xfwm4 theme that corresponds with the current system theme
@@ -10,35 +13,22 @@ sync_theme() {
 		xfconf-query -c xfwm4 -p /general/theme -n -t string -s "${xfwm4_theme#/}"
 		# Apply the current theme with gsettings
 		gsettings set org.gnome.desktop.interface gtk-theme "$theme"
-}
 
-sync_icon_theme() {
+	# Check if the icon theme has been changed
+	elif [ "$line" = 'set: /Net/IconThemeName' ]; then
 		# Get the current icon theme
 		icon_theme=$(xfconf-query -c xsettings -p /Net/IconThemeName)
 		# Apply the same theme in qt5ct and qt6ct configuration
 		sed -i "s/^icon_theme=.*$/icon_theme=$icon_theme/" "$HOME"/.config/qt5ct/qt5ct.conf
 		sed -i "s/^icon_theme=.*$/icon_theme=$icon_theme/" "$HOME"/.config/qt6ct/qt6ct.conf
-}
 
-while :; do
-	# Get the current system theme
-	theme_new=$(xfconf-query -c xsettings -p /Net/ThemeName)
-	# Get the current icon theme
-	icon_theme_new=$(xfconf-query -c xsettings -p /Net/IconThemeName)
-	# Get the current font name
-	font_new=$(xfconf-query -c xsettings -p /Gtk/FontName)
+	# Check if the system font has been changed
+	elif [ "$line" = 'set: /Gtk/FontName' ]; then
+		# Get the current system font
+		font=$(xfconf-query -c xsettings -p /Gtk/FontName)
+		# Apply the same font for the title of xfce windows
+		xfconf-query -c xfwm4 -p /general/title_font -n -t string -s "$font"
 
-	# Run sync_theme if the new system theme doesn't match the previous one
-	[ "$theme_new" != "$theme_prev" ] && sync_theme
-	# Run sync_icon_theme if the new icon theme doesn't match the previous one
-	[ "$icon_theme_new" != "$icon_theme_prev" ] && sync_icon_theme
-	# If the new font doesn't match the previous one, apply the new font for the title of xfce windows
-	[ "$font_new" != "$font_prev" ] && xfconf-query -c xfwm4 -p /general/title_font -n -t string -s "$font_new"
+	fi
 
-	# The new values become the previous values
-	theme_prev=$theme_new
-	icon_theme_prev=$icon_theme_new
-	font_prev=$font_new
-
-	sleep 3
-done
+done < <(xfconf-query -c xsettings -m)